221519160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7789}}^1$

素因数の和:7885

約数の個数: 96

約数和(自身を含む): 729144000

約数和(自身を除く): 507624840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 79, 90, 120, 158, 180, 237, 316, 360, 395, 474, 632, 711, 790, 948, 1185, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 4740, 5688, 7110, 7789, 9480, 14220, 15578, 23367, 28440, 31156, 38945, 46734, 62312, 70101, 77890, 93468, 116835, 140202, 155780, 186936, 233670, 280404, 311560, 350505, 467340, 560808, 615331, 701010, 934680, 1230662, 1402020, 1845993, 2461324, 2804040, 3076655, 3691986, 4922648, 5537979, 6153310, 7383972, 9229965, 11075958, 12306620, 14767944, 18459930, 22151916, 24613240, 27689895, 36919860, 44303832, 55379790, 73839720, 110759580, 221519160]

約数ペア:

[(1, 221519160), (2, 110759580), (3, 73839720), (4, 55379790), (5, 44303832), (6, 36919860), (8, 27689895), (9, 24613240), (10, 22151916), (12, 18459930), (15, 14767944), (18, 12306620), (20, 11075958), (24, 9229965), (30, 7383972), (36, 6153310), (40, 5537979), (45, 4922648), (60, 3691986), (72, 3076655), (79, 2804040), (90, 2461324), (120, 1845993), (158, 1402020), (180, 1230662), (237, 934680), (316, 701010), (360, 615331), (395, 560808), (474, 467340), (632, 350505), (711, 311560), (790, 280404), (948, 233670), (1185, 186936), (1422, 155780), (1580, 140202), (1896, 116835), (2370, 93468), (2844, 77890), (3160, 70101), (3555, 62312), (4740, 46734), (5688, 38945), (7110, 31156), (7789, 28440), (9480, 23367), (14220, 15578)]